diff --git a/bom.go b/bom.go
index e3296d3..ebfedc8 100644
--- a/bom.go
+++ b/bom.go
@@ -37,7 +37,7 @@ func transBomFormat(commentId, designatorId, footprintId int, contents []string)
 		lines := strings.Split(line, "\",")
 		if commentId < len(lines) && designatorId < len(lines) && footprintId < len(lines) {
 			footprint := transBomFootprint(lines[footprintId])
-			ostr += lines[commentId] + "\"," + lines[designatorId] + "\"," + footprint + "\n"
+			ostr += lines[commentId] + "\"," + lines[designatorId] + "\"," + footprint + "\"\n"
 		}
 	}
 	return ostr